The brother-sister pair Carlos and Clarita need your class's help in developing their new pet sitting business. Through a variety of scenarios and concerns presented to the siblings, the learners thoroughly explore systems of equations...

This fabulous resource is a must-have for any algebra teacher's arsenal of lessons. Developing the idea of equations and use of variables from basic physical scenarios, learners gain valuable intuition in the structure and meaning of...

Equity. Increased productivity. Price stability. Environmental protection. Decreased poverty. Governments establish socio-economic goals and then must design and fund programs to address these goals. Groups investigate various...